art.jt

Tropical South America 15s 70w

15°S, 70°W · Lesley Tannahill · 2026-08-02

tropical-south-america-15s-70w weather artwork
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Creative Rationale

Over the high Andes of southern Peru, where the dramatic temperature anomaly of 18K above the zonal mean creates an atmosphere of intense thermal disruption, the moderate pressure gradient and gentle northerly winds suggest a landscape caught between stillness and transformation. The 58% humidity allows glimpses of deeper atmospheric layers, while the absence of precipitation speaks to a moment of suspended anticipation—perfect conditions for exploring Tannahill's palimpsest approach where geological time meets painterly process. The substantial temperature anomaly drives chaotic marks breaking through structured layers, while the moderate humidity ensures that archaeological depths of previous "paintings" remain visible, creating that characteristic tension between knowing and not-knowing that defines her work.

Atmospheric Data

Date
2026-08-02
Location
15°S, 70°W (Tropical South America 15s 70w)
Pressure
636.6 hPa (gradient: 337.51)
Wind
2.4 m/s from 351°
Temperature
1.2°C (anomaly: 18°C)
Humidity
58%
Visual Interest Score
25.2

Technical Details

Model
Claude Sonnet 4 via Amazon Bedrock
Artist Inspiration
Lesley Tannahill
Weather Source
Open-Meteo API (GFS model)
Format
SVG (2048x1024 viewBox) + PNG
Generated
2026-08-02T06:24:27.347352+00:00
Run ID
2026-08-02-060044

License: CC BY-NC-ND 4.0. Attribution: James Tannahill / art.jamestannahill.com. No commercial use or derivatives without permission.